Scientists have announced a new method of extracting stem cells from embryos, but it has done little to quell ethical concerns about the research. Two experts debate the ramifications of the new procedure.
An estimated 4.5 million Americans have Alzheimer's, and the number is expected to triple within 10 years. Families of patients are making efforts to push the private and public sectors toward finding better treatments.
President Bush's first veto of a bill that would have expanded federal research on embryonic stem cells could affect the state of the research. The NewsHour's health correspondent explains.
President Bush threatened to use his veto power after the Senate reopened debate Monday on a bill to lift restrictions on federal funding for embryonic stem cell research. Two analysts discuss the medical research implications.
By Admin, PBS NewsHour
Harvard researchers announced Tuesday that they have begun efforts to clone human embryos to create stem cells by using private funding to get around federal funding restrictions.
By PBS NewsHour
The use of adult stem cells to treat the body, which would eliminate the ethical dilemma raised by the use of embryonic stem cells, is theoretically appealing. The larger question, however, is can adult stem cells grow into any other…
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